Home / 11,709.48-16,158.96-6,604.50

Finding the Fourth Proportional to 11,709.48, 16,158.96 and 6,604.50

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Solution

The fourth proportional to 11,709.48, 16,158.96 and 6,604.50 is: 9,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.48 : 16,158.96 = 6,604.50 : x
  2. Step 2: Convert to fraction form
    11,709.48/16,158.96 = 6,604.50/x
  3. Step 3: Cross multiply
    11,709.48x = 16,158.96 × 6,604.50
  4. Step 4: Simplify right side
    11,709.48x = 106,721,851.32
  5. Step 5: Solve for x
    x = 106,721,851.32/11,709.48
  6. Step 6: Final answer
    x = 9,114.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.